1 /* SPDX-License-Identifier: BSD-3-Clause
2 * Copyright 2019 Mellanox Technologies, Ltd
5 #ifndef RTE_PMD_MLX5_DEVX_CMDS_H_
6 #define RTE_PMD_MLX5_DEVX_CMDS_H_
12 /* This is limitation of libibverbs: in length variable type is u16. */
13 #define MLX5_DEVX_MAX_KLM_ENTRIES ((UINT16_MAX - \
14 MLX5_ST_SZ_DW(create_mkey_in) * 4) / (MLX5_ST_SZ_DW(klm) * 4))
16 struct mlx5_devx_mkey_attr {
21 uint32_t log_entity_size;
23 uint32_t relaxed_ordering_write:1;
24 uint32_t relaxed_ordering_read:1;
25 struct mlx5_klm *klm_array;
29 /* HCA qos attributes. */
30 struct mlx5_hca_qos_attr {
31 uint32_t sup:1; /* Whether QOS is supported. */
32 uint32_t srtcm_sup:1; /* Whether srTCM mode is supported. */
33 uint32_t packet_pacing:1; /* Packet pacing is supported. */
34 uint32_t wqe_rate_pp:1; /* Packet pacing WQE rate mode. */
35 uint32_t flow_meter_reg_share:1;
36 /* Whether reg_c share is supported. */
37 uint8_t log_max_flow_meter;
38 /* Power of the maximum supported meters. */
39 uint8_t flow_meter_reg_c_ids;
40 /* Bitmap of the reg_Cs available for flow meter to use. */
44 struct mlx5_hca_vdpa_attr {
45 uint8_t virtio_queue_type;
47 uint32_t desc_tunnel_offload_type:1;
48 uint32_t eth_frame_offload_type:1;
49 uint32_t virtio_version_1_0:1;
54 uint32_t event_mode:3;
55 uint32_t log_doorbell_stride:5;
56 uint32_t log_doorbell_bar_size:5;
57 uint32_t queue_counters_valid:1;
58 uint32_t max_num_virtio_queues;
63 uint64_t doorbell_bar_offset;
66 /* HCA supports this number of time periods for LRO. */
67 #define MLX5_LRO_NUM_SUPP_PERIODS 4
70 struct mlx5_hca_attr {
71 uint32_t eswitch_manager:1;
72 uint32_t flow_counters_dump:1;
73 uint32_t log_max_rqt_size:5;
74 uint32_t parse_graph_flex_node:1;
75 uint8_t flow_counter_bulk_alloc_bitmap;
76 uint32_t eth_net_offloads:1;
78 uint32_t wqe_vlan_insert:1;
79 uint32_t wqe_inline_mode:2;
80 uint32_t vport_inline_mode:3;
81 uint32_t tunnel_stateless_geneve_rx:1;
82 uint32_t geneve_max_opt_len:1; /* 0x0: 14DW, 0x1: 63DW */
83 uint32_t tunnel_stateless_gtp:1;
85 uint32_t tunnel_lro_gre:1;
86 uint32_t tunnel_lro_vxlan:1;
87 uint32_t lro_max_msg_sz_mode:2;
88 uint32_t lro_timer_supported_periods[MLX5_LRO_NUM_SUPP_PERIODS];
89 uint16_t lro_min_mss_size;
90 uint32_t flex_parser_protocols;
92 uint32_t log_max_hairpin_queues:5;
93 uint32_t log_max_hairpin_wq_data_sz:5;
94 uint32_t log_max_hairpin_num_packets:5;
96 uint32_t relaxed_ordering_write:1;
97 uint32_t relaxed_ordering_read:1;
98 uint32_t access_register_user:1;
99 uint32_t wqe_index_ignore:1;
100 uint32_t cross_channel:1;
101 uint32_t non_wire_sq:1; /* SQ with non-wire ops is supported. */
102 uint32_t log_max_static_sq_wq:5; /* Static WQE size SQ. */
103 uint32_t num_lag_ports:4; /* Number of ports can be bonded. */
104 uint32_t dev_freq_khz; /* Timestamp counter frequency, kHz. */
105 uint32_t scatter_fcs_w_decap_disable:1;
106 uint32_t flow_hit_aso:1; /* General obj type FLOW_HIT_ASO supported. */
108 uint32_t regexp_num_of_engines;
109 uint32_t log_max_ft_sampler_num:8;
110 struct mlx5_hca_qos_attr qos;
111 struct mlx5_hca_vdpa_attr vdpa;
114 struct mlx5_devx_wq_attr {
116 uint32_t wq_signature:1;
117 uint32_t end_padding_mode:2;
119 uint32_t hds_skip_first_sge:1;
120 uint32_t log2_hds_buf_size:3;
121 uint32_t page_offset:5;
124 uint32_t uar_page:24;
128 uint32_t log_wq_stride:4;
129 uint32_t log_wq_pg_sz:5;
130 uint32_t log_wq_sz:5;
131 uint32_t dbr_umem_valid:1;
132 uint32_t wq_umem_valid:1;
133 uint32_t log_hairpin_num_packets:5;
134 uint32_t log_hairpin_data_sz:5;
135 uint32_t single_wqe_log_num_of_strides:4;
136 uint32_t two_byte_shift_en:1;
137 uint32_t single_stride_log_num_of_bytes:3;
138 uint32_t dbr_umem_id;
140 uint64_t wq_umem_offset;
143 /* Create RQ attributes structure, used by create RQ operation. */
144 struct mlx5_devx_create_rq_attr {
146 uint32_t delay_drop_en:1;
147 uint32_t scatter_fcs:1;
149 uint32_t mem_rq_type:4;
151 uint32_t flush_in_error_en:1;
153 uint32_t user_index:24;
155 uint32_t counter_set_id:8;
157 struct mlx5_devx_wq_attr wq_attr;
160 /* Modify RQ attributes structure, used by modify RQ operation. */
161 struct mlx5_devx_modify_rq_attr {
163 uint32_t rq_state:4; /* Current RQ state. */
164 uint32_t state:4; /* Required RQ state. */
165 uint32_t scatter_fcs:1;
167 uint32_t counter_set_id:8;
168 uint32_t hairpin_peer_sq:24;
169 uint32_t hairpin_peer_vhca:16;
170 uint64_t modify_bitmask;
171 uint32_t lwm:16; /* Contained WQ lwm. */
174 struct mlx5_rx_hash_field_select {
175 uint32_t l3_prot_type:1;
176 uint32_t l4_prot_type:1;
177 uint32_t selected_fields:30;
180 /* TIR attributes structure, used by TIR operations. */
181 struct mlx5_devx_tir_attr {
182 uint32_t disp_type:4;
183 uint32_t lro_timeout_period_usecs:16;
184 uint32_t lro_enable_mask:4;
185 uint32_t lro_max_msg_sz:8;
186 uint32_t inline_rqn:24;
187 uint32_t rx_hash_symmetric:1;
188 uint32_t tunneled_offload_en:1;
189 uint32_t indirect_table:24;
190 uint32_t rx_hash_fn:4;
191 uint32_t self_lb_block:2;
192 uint32_t transport_domain:24;
193 uint8_t rx_hash_toeplitz_key[MLX5_RSS_HASH_KEY_LEN];
194 struct mlx5_rx_hash_field_select rx_hash_field_selector_outer;
195 struct mlx5_rx_hash_field_select rx_hash_field_selector_inner;
198 /* TIR attributes structure, used by TIR modify. */
199 struct mlx5_devx_modify_tir_attr {
201 uint64_t modify_bitmask;
202 struct mlx5_devx_tir_attr tir;
205 /* RQT attributes structure, used by RQT operations. */
206 struct mlx5_devx_rqt_attr {
208 uint32_t rqt_max_size:16;
209 uint32_t rqt_actual_size:16;
213 /* TIS attributes structure. */
214 struct mlx5_devx_tis_attr {
215 uint32_t strict_lag_tx_port_affinity:1;
217 uint32_t lag_tx_port_affinity:4;
219 uint32_t transport_domain:24;
222 /* SQ attributes structure, used by SQ create operation. */
223 struct mlx5_devx_create_sq_attr {
225 uint32_t cd_master:1;
227 uint32_t flush_in_error_en:1;
228 uint32_t allow_multi_pkt_send_wqe:1;
229 uint32_t min_wqe_inline_mode:3;
232 uint32_t allow_swp:1;
235 uint32_t static_sq_wq:1;
236 uint32_t user_index:24;
238 uint32_t packet_pacing_rate_limit_index:16;
239 uint32_t tis_lst_sz:16;
241 struct mlx5_devx_wq_attr wq_attr;
244 /* SQ attributes structure, used by SQ modify operation. */
245 struct mlx5_devx_modify_sq_attr {
248 uint32_t hairpin_peer_rq:24;
249 uint32_t hairpin_peer_vhca:16;
253 /* CQ attributes structure, used by CQ operations. */
254 struct mlx5_devx_cq_attr {
255 uint32_t q_umem_valid:1;
256 uint32_t db_umem_valid:1;
257 uint32_t use_first_only:1;
258 uint32_t overrun_ignore:1;
259 uint32_t cqe_comp_en:1;
260 uint32_t mini_cqe_res_format:2;
261 uint32_t mini_cqe_res_format_ext:2;
263 uint32_t log_cq_size:5;
264 uint32_t log_page_size:5;
265 uint32_t uar_page_id;
267 uint64_t q_umem_offset;
269 uint64_t db_umem_offset;
274 /* Virtq attributes structure, used by VIRTQ operations. */
275 struct mlx5_devx_virtq_attr {
276 uint16_t hw_available_index;
277 uint16_t hw_used_index;
280 uint32_t virtio_version_1_0:1;
285 uint32_t event_mode:3;
287 uint32_t dirty_bitmap_dump_enable:1;
288 uint32_t dirty_bitmap_mkey;
289 uint32_t dirty_bitmap_size;
292 uint32_t queue_index;
294 uint32_t counters_obj_id;
295 uint64_t dirty_bitmap_addr;
299 uint64_t available_addr;
309 struct mlx5_devx_qp_attr {
311 uint32_t uar_index:24;
313 uint32_t log_page_size:5;
314 uint32_t rq_size:17; /* Must be power of 2. */
315 uint32_t log_rq_stride:3;
316 uint32_t sq_size:17; /* Must be power of 2. */
317 uint32_t dbr_umem_valid:1;
318 uint32_t dbr_umem_id;
319 uint64_t dbr_address;
321 uint64_t wq_umem_offset;
324 struct mlx5_devx_virtio_q_couners_attr {
325 uint64_t received_desc;
326 uint64_t completed_desc;
328 uint32_t bad_desc_errors;
329 uint32_t exceed_max_chain;
330 uint32_t invalid_buffer;
334 * graph flow match sample attributes structure,
335 * used by flex parser operations.
337 struct mlx5_devx_match_sample_attr {
338 uint32_t flow_match_sample_en:1;
339 uint32_t flow_match_sample_field_offset:16;
340 uint32_t flow_match_sample_offset_mode:4;
341 uint32_t flow_match_sample_field_offset_mask;
342 uint32_t flow_match_sample_field_offset_shift:4;
343 uint32_t flow_match_sample_field_base_offset:8;
344 uint32_t flow_match_sample_tunnel_mode:3;
345 uint32_t flow_match_sample_field_id;
348 /* graph node arc attributes structure, used by flex parser operations. */
349 struct mlx5_devx_graph_arc_attr {
350 uint32_t compare_condition_value:16;
351 uint32_t start_inner_tunnel:1;
352 uint32_t arc_parse_graph_node:8;
353 uint32_t parse_graph_node_handle;
356 /* Maximal number of samples per graph node. */
357 #define MLX5_GRAPH_NODE_SAMPLE_NUM 8
359 /* Maximal number of input/output arcs per graph node. */
360 #define MLX5_GRAPH_NODE_ARC_NUM 8
362 /* parse graph node attributes structure, used by flex parser operations. */
363 struct mlx5_devx_graph_node_attr {
364 uint32_t modify_field_select;
365 uint32_t header_length_mode:4;
366 uint32_t header_length_base_value:16;
367 uint32_t header_length_field_shift:4;
368 uint32_t header_length_field_offset:16;
369 uint32_t header_length_field_mask;
370 struct mlx5_devx_match_sample_attr sample[MLX5_GRAPH_NODE_SAMPLE_NUM];
371 uint32_t next_header_field_offset:16;
372 uint32_t next_header_field_size:5;
373 struct mlx5_devx_graph_arc_attr in[MLX5_GRAPH_NODE_ARC_NUM];
374 struct mlx5_devx_graph_arc_attr out[MLX5_GRAPH_NODE_ARC_NUM];
377 /* mlx5_devx_cmds.c */
380 struct mlx5_devx_obj *mlx5_devx_cmd_flow_counter_alloc(void *ctx,
383 int mlx5_devx_cmd_destroy(struct mlx5_devx_obj *obj);
385 int mlx5_devx_cmd_flow_counter_query(struct mlx5_devx_obj *dcs,
386 int clear, uint32_t n_counters,
387 uint64_t *pkts, uint64_t *bytes,
388 uint32_t mkey, void *addr,
392 int mlx5_devx_cmd_query_hca_attr(void *ctx,
393 struct mlx5_hca_attr *attr);
395 struct mlx5_devx_obj *mlx5_devx_cmd_mkey_create(void *ctx,
396 struct mlx5_devx_mkey_attr *attr);
398 int mlx5_devx_get_out_command_status(void *out);
400 int mlx5_devx_cmd_qp_query_tis_td(void *qp, uint32_t tis_num,
403 struct mlx5_devx_obj *mlx5_devx_cmd_create_rq(void *ctx,
404 struct mlx5_devx_create_rq_attr *rq_attr,
407 int mlx5_devx_cmd_modify_rq(struct mlx5_devx_obj *rq,
408 struct mlx5_devx_modify_rq_attr *rq_attr);
410 struct mlx5_devx_obj *mlx5_devx_cmd_create_tir(void *ctx,
411 struct mlx5_devx_tir_attr *tir_attr);
413 struct mlx5_devx_obj *mlx5_devx_cmd_create_rqt(void *ctx,
414 struct mlx5_devx_rqt_attr *rqt_attr);
416 struct mlx5_devx_obj *mlx5_devx_cmd_create_sq(void *ctx,
417 struct mlx5_devx_create_sq_attr *sq_attr);
419 int mlx5_devx_cmd_modify_sq(struct mlx5_devx_obj *sq,
420 struct mlx5_devx_modify_sq_attr *sq_attr);
422 struct mlx5_devx_obj *mlx5_devx_cmd_create_tis(void *ctx,
423 struct mlx5_devx_tis_attr *tis_attr);
425 struct mlx5_devx_obj *mlx5_devx_cmd_create_td(void *ctx);
427 int mlx5_devx_cmd_flow_dump(void *fdb_domain, void *rx_domain, void *tx_domain,
430 struct mlx5_devx_obj *mlx5_devx_cmd_create_cq(void *ctx,
431 struct mlx5_devx_cq_attr *attr);
433 struct mlx5_devx_obj *mlx5_devx_cmd_create_virtq(void *ctx,
434 struct mlx5_devx_virtq_attr *attr);
436 int mlx5_devx_cmd_modify_virtq(struct mlx5_devx_obj *virtq_obj,
437 struct mlx5_devx_virtq_attr *attr);
439 int mlx5_devx_cmd_query_virtq(struct mlx5_devx_obj *virtq_obj,
440 struct mlx5_devx_virtq_attr *attr);
442 struct mlx5_devx_obj *mlx5_devx_cmd_create_qp(void *ctx,
443 struct mlx5_devx_qp_attr *attr);
445 int mlx5_devx_cmd_modify_qp_state(struct mlx5_devx_obj *qp,
446 uint32_t qp_st_mod_op, uint32_t remote_qp_id);
448 int mlx5_devx_cmd_modify_rqt(struct mlx5_devx_obj *rqt,
449 struct mlx5_devx_rqt_attr *rqt_attr);
451 int mlx5_devx_cmd_modify_tir(struct mlx5_devx_obj *tir,
452 struct mlx5_devx_modify_tir_attr *tir_attr);
454 int mlx5_devx_cmd_query_parse_samples(struct mlx5_devx_obj *flex_obj,
455 uint32_t ids[], uint32_t num);
458 struct mlx5_devx_obj *mlx5_devx_cmd_create_flex_parser(void *ctx,
459 struct mlx5_devx_graph_node_attr *data);
462 int mlx5_devx_cmd_register_read(void *ctx, uint16_t reg_id,
463 uint32_t arg, uint32_t *data, uint32_t dw_cnt);
465 * Create virtio queue counters object DevX API.
471 * The DevX object created, NULL otherwise and rte_errno is set.
474 struct mlx5_devx_obj *mlx5_devx_cmd_create_virtio_q_counters(void *ctx);
477 * Query virtio queue counters object using DevX API.
479 * @param[in] couners_obj
480 * Pointer to virtq object structure.
481 * @param [in/out] attr
482 * Pointer to virtio queue counters attributes structure.
485 * 0 on success, a negative errno value otherwise and rte_errno is set.
488 int mlx5_devx_cmd_query_virtio_q_counters(struct mlx5_devx_obj *couners_obj,
489 struct mlx5_devx_virtio_q_couners_attr *attr);
492 struct mlx5_devx_obj *mlx5_devx_cmd_create_flow_hit_aso_obj(void *ctx,
495 #endif /* RTE_PMD_MLX5_DEVX_CMDS_H_ */